Happiness is that for which a trap cannot be laid...
Time is more valuable for some--book lovers, hobbyists,daydreamers, etc...
Money is more valuable for others...earning it, the implied security of holding it, etc...
It seems to me, based on experience, that the route to general happiness is to eliminate as many things as possible that past experience has led you to believe won't make you happy...
A life spent in contentment, interspersed with moments of joy (or, happiness) is likely all that humans can resonably hope for...